LQ070Y3DG3A Sharp Electronics, LQ070Y3DG3A Datasheet - Page 10

• Manufacturer Part Number: LQ070Y3DG3A
• Manufacturer: Sharp Electronics

Specifications of LQ070Y3DG3A

• Lead Free Status / Rohs Status: Compliant

[Note 1] The LED backlight is composed by 3 strings from which 8 LED is connected with the series.
[Note 2] Calculated value for reference ( I
[Note 3] LED life time is defined as the time when Brightness becomes 50 % of the original value.
7. Timing Characteristics of Input Signals
LED voltage
LED current range
Number of circuit strings
LED power consumption
LED life time
7-1. Timing characteristics
6-2. Backlight driving
[Note1] In case of lower frequency, the deterioration of display quality, flicker etc., may be occurred.
Horizonral Display Area
Phase difference of
Phase difference of
Vertical Back Porch
Vertical Front Porch
Vertical Display Area
The backlight system is edge-lighting type with 24 White-LED(White Light Emitting Diode).
The characteristics of White-LED are shown in the following table.
DOTCLK
HSYNC
VSYNC
DATA
The figure below shows the circuit chart.
In each string, there is a ceramic capacitor for the electrostatic protection.
under the condition of Ta = 25℃ and I
Parameter
Characteristics
HSYNC - DOTCLK
HSYNC - VSYNC
LED-A1
LED-C1
LED-A2
LED-C2
LED-A3
LED-C3
Frequency
High Width
Lo Width
Duty
Setup Time
Hold Time
Period
Pulse Width
Period
Pulse Width
Ceramic capacitor
Symbol
W
V
L
I
L
L
L
L
Symbol
Th/T
1/Tc
THp
TVp
THd
THc
TVh
TVd
TVs
TVf
Tch
Tc1
Tdh
Tds
TH
TV
L
10000
Min.
× V
−
−
−
−
L
L
)
31.95
31.45
1024
Min.
520
800
480
= 20 mA,and continuous lighting.
10
10
40
35
5
5
8
1
5
5
2
Typ.
25.6
1.54
20
−
3
33.26
31.75
1056
Typ.
128
525
800
480
Max.
−
−
50
−
−
−
−
−
35
−
28
25
−
−
−
TH-THp-10 clock
Hour
TV-515
mA
Unit
Tc-10
W
Max.
V
1088
34.6
186
530
800
480
−
−
60
−
−
−
35
−
clock
clock
MHz
Unit
line
line
line
line
line
line
ns
ns
ns
ns
µs
ns
%
I
[Note 1]
[Note 2]
[Note 3]
Remark
L
=20mA
Remark
(Ta=25
o
C)